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Band-elimination filterHelical resonator is employed to produce stable, highly selective filter. Other features of filter include controlled bandwidth by cascading identical stages and stagger tuning, adjustable notch depth, good isolation between stages, gain set by proper choice of resistors, and elimination of spurious responses.
Document ID
19760000295
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Shelton, G. B. (Sperry Support Serv.)
Date Acquired
August 8, 2013
Publication Date
January 1, 1977
Publication Information
Publication: NASA Tech Briefs
Volume: 1
Issue: 3
ISSN: 0145-319X
Subject Category
Electronic Components And Circuits
Report/Patent Number
MFS-23303
Accession Number
76B10295
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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